Compounds of 4-phenyl piperidine

摘要

4-Phenylpiperidine compounds of formula (I) and their salts are new: R = 1-4C alkyl, 1-4C alkynyl, phenyl (optionally substituted by 1-4C alkyl, alkylthio, alkoxy, halo, nitro, acylamino, methylsulphonyl or methylenedioxy) or tetrahydronaphthyl; R1 = H, 1-4C trifluoroalkyl, alkyl or alkynyl; X = H, 1-4C alkyl, alkoxy, trifluoroalkyl, hydroxy, halo, methylthio or aralkoxy; and R2 = 1-10C alkyl, phenyl (optionally substituted by one or more of 1-10C alkyl, halo, nitro, hydroxy and/or alkoxy).